Convert Renderings to STEP/STL Model

I have a collection of photorealistic renderings plus one blueprint image of a car. I need these visuals turned into a precise 3D CAD model and delivered in both STEP and STL formats so I can go straight to high-resolution 3D printing... (Budget: $30 - $250 USD, Jobs: 3D Animation, 3D CAD, 3D Design, 3D Modelling, 3D Printing, 3D Rendering, 3ds Max, AutoCAD)